/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 1997-2007 Sun Microsystems, Inc.  Portions Copyrighted 2008 Richard Schilling.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
 * identifying information: "Portions Copyrighted [year]
 * [name of copyright owner]"
 *
 * Contributor(s): Richard Schilling (coderroadie@gmail.com)
 *
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package javax.mail.event;

import java.util.*;
import javax.mail.*;

/**
 * This class models Connection events.
 * 
 * @author John Mani
 */

public class ConnectionEvent extends MailEvent {

    /** A connection was opened. */
    public static final int OPENED = 1;
    /** A connection was disconnected (not currently used). */
    public static final int DISCONNECTED = 2;
    /** A connection was closed. */
    public static final int CLOSED = 3;

    /**
     * The event type.
     * 
     * @serial
     */
    protected int type;

    private static final long serialVersionUID = -1855480171284792957L;

    /**
     * Constructor
     * 
     * @param source The source object
     */
    public ConnectionEvent(Object source, int type) {
        super(source);
        this.type = type;
    }

    /**
     * Return the type of this event
     * 
     * @return type
     */
    public int getType() {
        return type;
    }

    /**
     * Invokes the appropriate ConnectionListener method
     */
    public void dispatch(Object listener) {
        if (type == OPENED)
            ((ConnectionListener) listener).opened(this);
        else if (type == DISCONNECTED)
            ((ConnectionListener) listener).disconnected(this);
        else if (type == CLOSED)
            ((ConnectionListener) listener).closed(this);
    }
}
